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Fatigue is one of risk factors in an occupational accident and could result in injuries or health problems. This research was aimed at analysing the determinant fatigue risk factors in traditional metal casting industry. The study was a quantitative observational analytic research with cross sectional...

Riau Province is an area that has the largest peatland in Sumatra, namely 4.044 million ha (56.1% of the Sumatra peatland area or 45% of the land area of Riau Province). Peat soils have a low bearing capacity, a high degree of compressibility, and high water content. So peat is unfavorable to support...

Indonesia is a nation characterized by a diverse array of plant species that possess notable health benefits. Among these botanical resources is the Dayak onion, scientifically known as Eleutherine palmifolia (L.) Merr. The Dayak Tribe – an indigenous people of Borneo’s island has historically utilized...

The formation of Islam in the 7th century marked the beginning of a rising era for the Arabic-speaking communities. Among the unique cultural values that significantly contributed to shaping Arab identity is The Perfumed Garden (الروض العاطر في نزهة الخاطر) by Sheikh Nefzawi. Whereas the Kama Sutra of...

Acid mine drainage (AMD) is a mining-related problem that is causing harm to the natural ecosystem. The AMD originates from oxidized and sulfide ore stockpiles and contains high concentrations of dissolved copper and other contaminants. Therefore, many applications have been taken account into to process...

Nutmeg (Myristica fragrans Houtt.) is a native commodity of Indonesia. Propagation of this plant is relatively difficult and takes a long time for germination because of its hard seed coat. This study aimed to evaluate the effect of scarification and gibberellin (GA) application on the nutmeg seed germination....

In June 2020, the Indonesian Government announced to implement a new normal policy as a result of the increasing number of new cases of coronavirus disease (COVID-19) every day, but many new cases until August 2021 were still above June 2020. To control the spread of this pandemic, the Government implements...

Weapon security is crucial in military environments. An automatic weapon rack locking system using fingerprint sensors can be an effective solution to prevent unauthorized access. However, in order to implement an automatic locking system an authorizing method using fingerprint is required. In the image...

Conditional symmetry We investigate conditional symmetry in three directions. The first direction is a research of the Q-conditional symmetry. The second direction is studying conditional symmetry when an algebra of invariance is known and an additional condition is unknown. The third direction is the...

This analysis was intended to compare the level of difficulty and discriminating power on multiple choices and essay items on math test. The research was done by design treatments by subject’s method. The research object was 22 items of multiple choices items and 22 essay items. The essay items were...

Bugis language is one of the main regional languages in South Sulawesi Province as well as the fifth-largest regional language in Indonesia, after Javanese, Sundanese, Madurese, and Betawi languages. In this case, Bugis language, apart from being a daily spoken language, is also used in drama communication....

Ascaris lumbricoides infection is a major public health problem in Indonesia, especially in children. This infection can interfere with nutrient absorption and contribute to malnutrition. This study aims to determine the relationship between Ascaris lumbricoides infection and the nutritional status of...

A pot experiment was conducted to study the effects of exogenous melatonin (MT) on photosynthetic characteristics of Chinese cabbage under aluminum (Al) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 50, 100, 200 and 400 mol-L-1 concentrations of melatonin solution....

Abaca fiber is a strong natural material that can improve concrete. Fly ash, a by-product of coal power plants, can make concrete more workable and durable. Fibers increase strength but may cause voids if poorly mixed. Fly ash reduces this by refining the concrete’s microstructure and improving the bond...

Self Compacting Concrete (SCC) was an innovation in concrete that could compact itself, with high flowability and workability. SCC did not require mechanical vibration in the placement process within formwork volumes. The purpose of this research was to determine the characteristics of SCC with the addition...

In this paper, Effect of different contents of Ce on the Mechanical Properties of ZK20 magnesium alloy and thermal deformation behavior, through the use of room temperature tensile and compression test thermal simulation, analysis Ce element is present in the form of ZK20 magnesium alloy and its alloys...

Titanium (Ti) based hydrogen-storage materials can absorb hydrogen under mild conditions. However, the materials could not absorb hydrogen without initial activation, owing to the formation of surface oxide layer. For mitigate the initial activation conditions, addition of Pd to Ti based materials were...

The endophytic N-fixing microbes Klebsiella oxytoca NHglj1, Klebsiella oxytoca NHglj2 and Enterobacter asburiae LMw107 of Nitraria were selected to explore the effect of Nitraria schoberi L. plant sap on salt and alkali resistance of its 3 endogenous N-fixing microbes strains in the Winogradsky's N-free...

In this paper a method to extend discrete uninorms and nullnorms on the finite chain L = {0, . . . , n}, to uninorms and nullnorms defined on the set of discrete fuzzy numbers whose support is a set of consecutive natural numbers contained in L is presented. Some basic properties of discrete uninorms...

Madura Salt Tolerance Corn (var. Duko and var. Elos) and Hybrid Corn (Sukmaraga and Anoman-1) were germinated on 0, 100, 200, 300 and 400 mM NaCl for 7 days. Then its planted by wick system hydroponic also on the same NaCl concentration for 14 days, conducted by using randomized block design with 4 replications....

This study aimed to determine the effect of dietary supplementation with protected lemuru fish oil (Sardinella longiceps) on nutrient intake and the average daily gain of thin-tailed sheep. This study was conducted from September to October 2020 in Dumbira Farm, Kalasan, Yogyakarta. Twelve sheep were...

The public’s need for catfish consumption increases every year. To increase catfish production, good quality feed is needed that meets nutritional needs and stimulates catfish production. Catfish can grow well if their nutritional intake is adequate, especially protein requirements. However, fish need...

Inflammation is associated with an increased risk of cardiovascular events and reduced endothelial function. Higher cardiorespiratory fitness is associated with lower risk of cardiovascular events and improved vascular function. Whether fitness plays a role during acute inflammation is unknown. Purpose:...

A depending on a complex parameter k superanalog SL of Calogero operator is costructed; it is related with the root system of the Lie superalgebra gl(n|m). For m = 0 we obtain the usual Calogero operator; for m = 1 we obtain, up to a change of indterminates and parameter k the operator constructed by...

Suweg, Indonesian name for Elephant foot yam (Amorphophallus paeoniifolius) is a local root crop of Indonesia that rich in carbohydrate with low glycemic index and high fiber that potentially developed as healthy food product by adding source of protein, e.g. mung bean (Vigna radiata). The aim of this...

The purpose of this study was to describe of teacher' stages of concern in constructing lesson plan. The approach used in this study was a descriptive study. The number of population of this study were 500 primary school teachers. Meanwhile, the research sample were 50 teachers. A random sampling technique...

Background: Vasodilation of the peripheral arteries after reactive hyperaemia depends in part on the release of nitric oxide from endothelial cells. Previous studies mainly employed a fingertip tonometric device to derive pulse wave amplitude (PWA) and, therefore, measure PWA hyperaemic changes. Another...

This study aims to compare the effect of the addition of Coca-Cola and granulated sugar on the performance of the mixture. This research is using experimental method. First, watch the effect of granulated sugar and sugar content in Coca-Cola given on the weight of cement at the initial setting time and...

Nowadays digital imagery is used for many purposes. Starting just as a hobby of photography up to the purpose of security or identification. For more sensitive purposes, an image needs to be encrypted so that the image is not recognized by an unauthorized person. In this study, hybrid transposition is...

The number of halal certified products as recorded by the Directorate Generale of Islamic Religious Community guidance reached 60.76% of the total product in circulation. Muslim consumers with 85% of the total population of Indonesia required halal food guarantee. The order of eating in the Holy Al Qur'an...

This research aims to determine the effect of number house learning media on the process of developing critical thinking skills with symbolic play teaching materials in children aged 4-5 years at Al-Falah Kindergarten Surabaya. This research uses a type of quantitative research with a quasi-experimental...

Background: Chronic kidney disease is associated with increased arterial stiffness. Correction of the uremic milieu by kidney transplantation (KTx) may be improve arterial stiffness. However, results from clinical studies are not uniformly convincing. This could be related to small sample size of studies,...

A pot experiment was conducted to study the effects of exogenous abscisic acid (ABA) on photosynthetic characteristics of Chinese cabbage under aluminum (Al) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 1, 5, 10 and 20 mol-L-1 concentrations of abscisic acid solution....

Psoriasis, meaning "itchy condition", is a chronic skin disease that is characterized by scaly, reddened patches. It is a recurring disease with varying severity ranging from slight limited flakes to entire body. Psoriasis Area and Severity Index (PASI) is the most conventional method for measuring the...

Hiang Health Center is a health center with the highest number of visits from diarrhea sufferers out of 21 health centers in Kerinci Regency. The incidence of diarrhea in toddlers aged 0–5 years at Hiang Health Center in 2020 was recorded at 132 cases in toddlers aged 0–5 years. Waste sanitation for...

To facilitate the exchange learning of Taiwanese children in primary schools in Nanning City, in this study, the minimum number of schools selected and the lowest cost for activity room rental was taken into account, two 0-1 plan models were established from economy, convenience, representative satisfaction...

A novel model was used to simulate how an existing district heating (DH) network for Holywell Park, Loughborough University (Loughborough, UK) could be transitioned to low/zero carbon heat. A simulation which includes heat pumps (HPs) and evacuated-tube solar thermal collectors (ETSTCs) to both provide...

Aiming at the dynamic scheduling problem of virtual cellular generated by the random arrival of new tasks, combined with the rolling window technology, the decision-making judgment based on the order completion trigger and the machine idle state trigger is put forward. At the same time, the dynamic random...

Aiming at the measurement of methanol content during the synthesis of methyl oleate from methanol and oleic acid with immobilized lipase in solvent-free and non aqueous media, a rapid measurement method of "centrifugation-near infrared(NIR) transmission" was proposed and a portable NIR transmission measurement...

Background: Recently, rs3918226 polymorphism in the promoter region of endothelial NO synthase (eNOS) was strongly associated with arterial hypertension in a large genome-wide association study. We investigated whether this polymorphism was associated with arterial phenotypes in a Czech general population. Methods:...

Background: Pulse wave velocity (PWV) is quantified by time difference of arrival of the blood pressure (BP) wave at two sites along the arterial bed (transit time; TT-PWV), or by combining measured arterial pressure and diameter using the Bramwell-Hill equation (BH-PWV). Besides the dependence of PWV...

Background: At present, reservoir pressure parameters are derived from arterial pressure waveforms regardless of the location of measurement. However, a comparison between sites has not been made, and site-related differences may affect interpretation. In this study, we computed reservoir pressure waveform...

The aim of this research is to find out the tolerance level of Gorontalo local upland rice against drought stress given during the germination stage with vigor index and normal sprout dry weight variables as the indicators. The research was conducted in June 2016 using a completely randomized factorial...

A pot experiment was conducted to study the effects of exogenous indoleacetic acid (IAA) on photosynthetic characteristics of Chinese cabbage under aluminum (Al) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 50, 100, 150 and 200 mol-L-1 concentrations of indoleacetic...

A contusion or bruise occurs when blood vessels are damaged or broken because of a trauma to the skin. The initial phase in responding to a contusion in the body is the entry of platelets into the wound area. This platelet infiltration functions as a hemostasis. This study aimed to determine the effectiveness...

Aircraft is the science of aerodynamics that is associated with fluid flow, which is related to performance in today's aviation. One of them is technological advances in the world of aviation, namely various developments and modifications of airfoils that are carried out to delay flow separation,...

DBPs formation potential, including THMs, HAAs, HKs, chloropicrin, and chloral hydrate, of 20 amino acids was evaluated. Chlorination experiments were carried out at pH=8.0±0.1 by using phosphates buffer and performed at Cl2:N=8:1(molar ratio) at 20±1°C for a reaction duration of 24h. Chlorination experiments...

The paper discusses fractional integrals and derivatives appearing in the so-called (q, h)-calculus which is reduced for h = 0 to quantum calculus and for q = h = 1 to difference calculus. We introduce delta as well as nabla version of these notions and present their basic properties. Furthermore, we...

The productivity of shallots could be increased through environmental factors manipulation. Mulching may inhibit the growth of the weed and preserve soil moisture, causing to the improvement of plant growth. Besides, organic fertilizers such as vermicompost could be used to increase the productivity...

The study evaluated dry matter degradation and methane gas emissions from sugarcane top-fermented to substitute grass. The first part of the research was to process sugarcane top using Phanerochaete chrysosporium (PC) and Cytophaga sp (CS) compared to sugarcane top without fermentation (SC). The second...